30 p.,  folded leaf of plates : maps ; 23 cm.
Added Entry-Corporat: United States. Army. Office of the Chief of Engineers; United States. Congress. House. Committee on Rivers and Harbors. Series Added Entry-Uniform Title: Senate document (United States. Congress. Senate) ; 85th Congress, no. 70. Cover title. General Note: "Referred to the Committee on Public Works." General Note: "May 7, 1958."